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# Carry out the multiplication of the expressions in each of the following pairs. (v) pq + qr + rp, 0

Q : 1        Carry out the multiplication of the expressions in each of the following pairs.

(v) $pq+qr+rp, 0$

$(pq + qr + rp)(0) = pq(0) + qr(0) + rp(0) = 0$